Fair Value of Total Plan Assets Related to Continuing Operations (Detail) - Pension Plans, Defined Benefit	Dec. 31, 2018	Dec. 31, 2017
U.S. Pension Plans
Defined Benefit Plan Disclosure [Line Items]
Target allocation	100.00%
Fair Value allocation	100.00%	100.00%
Non-U.S. Pension Plans
Defined Benefit Plan Disclosure [Line Items]
Fair Value allocation	100.00%	100.00%
Other Assets \| U.S. Pension Plans
Defined Benefit Plan Disclosure [Line Items]
Fair Value allocation	0.00%	1.00%
Other Assets \| Non-U.S. Pension Plans
Defined Benefit Plan Disclosure [Line Items]
Fair Value allocation	21.00%	21.00%
Equity Securities \| U.S. Pension Plans
Defined Benefit Plan Disclosure [Line Items]
Target allocation	40.00%
Fair Value allocation	38.00%	56.00%
Equity Securities \| Non-U.S. Pension Plans
Defined Benefit Plan Disclosure [Line Items]
Fair Value allocation	0.00%	0.00%
Debt Securities \| U.S. Pension Plans
Defined Benefit Plan Disclosure [Line Items]
Target allocation	60.00%
Fair Value allocation	62.00%	43.00%
Debt Securities \| Non-U.S. Pension Plans
Defined Benefit Plan Disclosure [Line Items]
Fair Value allocation	79.00%	79.00%

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No definition available.

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- Definition

Percentage of target investment allocation to total plan assets. Includes, but is not limited to, percentage on weighted-average basis if more than one plan.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 55
-Paragraph 17
-URI http://asc.fasb.org/extlink&oid=112275985&loc=d3e4179-114921

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (d)(i)
-URI http://asc.fasb.org/extlink&oid=108410482&loc=d3e1928-114920

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- Definition

Percentage of actual investment allocation to total plan assets. Includes, but is not limited to, percentage on weighted-average basis if more than one plan.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (d)(i)
-URI http://asc.fasb.org/extlink&oid=108410482&loc=d3e1928-114920

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